Update dependency coveralls to ^3.1.0

Author: renovate-bot

package-lock.json

@@ -45,7 +45,7 @@
         "@types/jasminewd2": "~2.0.8",
         "@types/node": "~8.9.4",
         "codelyzer": "^4.5.0",
-        "coveralls": "^3.0.14",
+        "coveralls": "^3.1.0",
         "husky": "^2.7.0",
         "jasmine-core": "~2.99.1",
         "jasmine-spec-reporter": "~4.2.1",